However, duodenal stump leakage remains one of the fetal complications after gastrectomy until now. The incidence of duodenal stump leakage is reportedly between 1.6% to 5% in Billroth II or Roux en Y reconstruction after gastrectomy for gastric cancer. According to a recent multicenter study, the laparoscopic approach increased the risk of duodenal stump leakage development comparing to open approach.